EP3354333A4 - Membrane de traitement d'eau et son procédé de fabrication - Google Patents

Membrane de traitement d'eau et son procédé de fabrication Download PDF

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Publication number
EP3354333A4
EP3354333A4 EP16848981.3A EP16848981A EP3354333A4 EP 3354333 A4 EP3354333 A4 EP 3354333A4 EP 16848981 A EP16848981 A EP 16848981A EP 3354333 A4 EP3354333 A4 EP 3354333A4
Authority
EP
European Patent Office
Prior art keywords
water treatment
manufacturing same
treatment membrane
membrane
manufacturing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16848981.3A
Other languages
German (de)
English (en)
Other versions
EP3354333A1 (fr
EP3354333B1 (fr
Inventor
Jinkuk LEE
Sungyeol CHOI
Sung Kyung Park
Hyung Joon Jeon
Hyungsam CHOI
Chong Kyu Shin
Bong Ju Kwak
Hyungbae GIL
Sanggon Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Chem Ltd
Original Assignee
LG Chem Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Chem Ltd filed Critical LG Chem Ltd
Priority claimed from PCT/KR2016/010634 external-priority patent/WO2017052256A1/fr
Publication of EP3354333A1 publication Critical patent/EP3354333A1/fr
Publication of EP3354333A4 publication Critical patent/EP3354333A4/fr
Application granted granted Critical
Publication of EP3354333B1 publication Critical patent/EP3354333B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/106—Membranes in the pores of a support, e.g. polymerized in the pores or voids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/20—Polysulfones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/34—Molecular weight or degree of polymerisation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/108—Boron compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
EP16848981.3A 2015-09-23 2016-09-23 Membrane de traitement d'eau et son procédé de fabrication Active EP3354333B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20150134791 2015-09-23
KR20150134785 2015-09-23
KR1020160121637A KR102141265B1 (ko) 2015-09-23 2016-09-22 수처리 분리막 및 이의 제조방법
PCT/KR2016/010634 WO2017052256A1 (fr) 2015-09-23 2016-09-23 Membrane de traitement d'eau et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP3354333A1 EP3354333A1 (fr) 2018-08-01
EP3354333A4 true EP3354333A4 (fr) 2019-05-15
EP3354333B1 EP3354333B1 (fr) 2022-02-23

Family

ID=58501174

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16848981.3A Active EP3354333B1 (fr) 2015-09-23 2016-09-23 Membrane de traitement d'eau et son procédé de fabrication

Country Status (4)

Country Link
EP (1) EP3354333B1 (fr)
JP (1) JP6642860B2 (fr)
KR (1) KR102141265B1 (fr)
CN (1) CN107708846B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110325267B (zh) * 2017-04-19 2022-05-17 株式会社Lg化学 水处理膜及其制造方法
KR102100015B1 (ko) * 2017-11-16 2020-04-10 주식회사 엘지화학 수처리 모듈의 제조방법 및 이에 의하여 제조된 수처리 모듈
KR102182178B1 (ko) * 2017-12-04 2020-11-24 주식회사 엘지화학 수처리 분리막의 제조 방법 및 이에 의하여 제조된 수처리 분리막
US11944940B2 (en) 2018-01-18 2024-04-02 Lg Chem, Ltd. Method for preparation of water-treatment separation membrane and water-treatment separation membrane prepared thereby
KR102212128B1 (ko) 2018-05-10 2021-02-17 주식회사 엘지화학 역삼투막, 이의 제조방법 및 수처리 모듈

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060065598A1 (en) * 2004-09-29 2006-03-30 Comstock Daniel L Method of treating reverse osmosis membranes for boron rejection enhancement
US20110005997A1 (en) * 2008-04-15 2011-01-13 NanoH2O Inc. Hybrid tfc ro membranes with nitrogen additives
US20170056837A1 (en) * 2015-08-31 2017-03-02 Lg Chem, Ltd. Additives for boron rejection enhancement of a membrane

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5668084A (en) * 1995-08-01 1997-09-16 Zeneca Inc. Polyhexamethylene biguanide and surfactant composition and method for preventing waterline residue
KR19990019008A (ko) 1997-08-28 1999-03-15 한형수 고유량 역삼투 분리막의 제조방법
JP2005246207A (ja) * 2004-03-03 2005-09-15 Nitto Denko Corp 複合半透膜の製造方法
US20070227966A1 (en) * 2006-03-31 2007-10-04 Koo Ja-Young Composite polyamide reverse osmosis membrane showing high boron rejection and method of producing the same
JP2009045595A (ja) * 2007-08-22 2009-03-05 Nitto Denko Corp 複合逆浸透膜及びこれを用いた膜分離方法
NO346294B1 (no) * 2010-04-30 2022-05-30 Toray Advanced Mat Korea Inc Foroverrettet osmosemembran for sjøvannavsalting, og fremgangsmåte for produksjon av denne
US8733558B2 (en) * 2010-05-24 2014-05-27 Dow Global Technologies Llc Composite membrane with coating comprising polyalkylene oxide and biguanide-type compounds
MX2015007840A (es) * 2012-12-17 2016-06-21 Basf Se Membranas con flujo mejorado y metodo para su preparacion.
KR102155533B1 (ko) * 2013-02-28 2020-09-14 도레이 카부시키가이샤 복합 반투막 및 그 제조 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060065598A1 (en) * 2004-09-29 2006-03-30 Comstock Daniel L Method of treating reverse osmosis membranes for boron rejection enhancement
US20110005997A1 (en) * 2008-04-15 2011-01-13 NanoH2O Inc. Hybrid tfc ro membranes with nitrogen additives
US20170056837A1 (en) * 2015-08-31 2017-03-02 Lg Chem, Ltd. Additives for boron rejection enhancement of a membrane

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KREBS F C ET AL: "Polybiguanides, particularly polyethylene hexamethylene biguanide, have activity against human immunodeficiency virus type 1", BIOMEDICINE AND PHARMACOTHERAPY, ELSEVIER, FR, vol. 59, no. 8, 1 September 2005 (2005-09-01), pages 438 - 445, XP027640279, ISSN: 0753-3322, [retrieved on 20050901] *
ULRIKE BERNAUER ET AL: "OPINION ON the safety of poly(hexamethylene) biguanide hydrochloride (PHMB)", 18 June 2014 (2014-06-18), XP055576468, Retrieved from the Internet <URL:https://ec.europa.eu/health/scientific_committees/consumer_safety/docs/sccs_o_157.pdf> [retrieved on 20190402] *

Also Published As

Publication number Publication date
EP3354333A1 (fr) 2018-08-01
KR20170035814A (ko) 2017-03-31
EP3354333B1 (fr) 2022-02-23
CN107708846B (zh) 2021-06-22
KR102141265B1 (ko) 2020-08-05
CN107708846A (zh) 2018-02-16
JP2018520847A (ja) 2018-08-02
JP6642860B2 (ja) 2020-02-12

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